Improvement in scroll-sawing machines



w. E. DEAN.

Improvement in Scroll-Sawing Machines..l

No. 130,623, 'gl' Patent'd'AugA 20,1872.

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UNITED STATES PATENT WILLIAM E. DEAN, OF WORCESTER, MASSACHUSETTS.

INIFROVEN'ENT IN SCROLL-SAWING MACHINES.

Speciiicniion forming part of Letters Patent No. 30,623, dated August1872.

SPECIFICATION;

Specification describing e certain Improvement in Scroll-SewingMachines, invented by WILLIAM E. DEAN, of the city and county ofVorcester, and Commonwealth of Massachusetts.

My invention rela-tes to the upright beams which connect the two chordsor bars of the gate, which two chords hold the scroll-sew in its place.In my invention the bemn connected with the upper chord is in the formof e guide-rod, which passes through an extension ofthe lower chord, andin which it is held by al screw, so that the upper chord can be put atany desired distance from the lower chord.

Figure l in the dra-wing, is a front elevation of a machine embodyingIny invention. Fig. 2 is ai side View ofthe same. Fig. 3 shows theguide-rod A attached to the upper chord of the gate, passing through ahole inthe extension of the lower chord B, and the fastening ot' thesame by ai screw. F F is the upper chord ofthe gate, and B B is itslower chord. A A are the 'guide-rods permanently attached to the upperchord F, but movable-as to the lower by the screw D.

Having described 1n y invention, whEtI claim and desire to secure byLetters Patent, is

The construction, so that the upper chord can be put at any dista-ncefrom the lower, by the means shown and described.

WILLIAM E. DEAN.

Witnesses:

EDWARD DEAN, W. R. HooPER.

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